This M6 x 68mm Aluminum 6061 Hex Head Cap Screw offers superior corrosion resistance and a lightweight profile. Engineered for demanding industrial applications requiring robust yet manageable fastening solutions.
| Standard | ASTM A106 |
| Material | Aluminum 6061 |
| Finish | Plain |
| Grade | N/A |
| Size | M6 |
| Length | 68mm |
| Head Width | 36mm |
A proven choice for industrial professionals, this M6 x 68mm Hex Head Cap Screw is manufactured from high-strength Aluminum 6061, renowned for its excellent corrosion resistance, good weldability, and moderate strength-to-weight ratio. The M6 thread provides reliable engagement, while the 68mm length is suitable for a variety of assembly thicknesses. The substantial 36mm head width ensures even load distribution, minimizing the risk of material deformation in softer substrates, and provides ample surface area for standard tooling. Its lightweight nature makes it ideal for weight-sensitive applications in aerospace, marine, automotive, and general manufacturing where performance and reduced mass are critical.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select appropriate tooling (e.g., socket wrench, torque wrench) for the M6 hex head. 2. Thread the screw into the pre-tapped hole or mating fastener, ensuring smooth engagement without cross-threading. 3. Tighten to the specified torque value for the application, taking care not to overtighten given the aluminum material.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASTM A106 |
| Tensile Strength | Standard Commercial Spec |
| Yield Strength | Standard Commercial Spec |
| Hardness | Varies by specific batch |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M6 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M6 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Overtightening aluminum fasteners. | Always adhere to recommended torque specifications to prevent stripping threads or deforming the material. Utilize a torque wrench for precise control. |
| Using steel fasteners in corrosive environments where aluminum is specified. | Ensure the correct material is chosen for the environment. Aluminum 6061 is selected for its inherent corrosion resistance, which steel may not provide. |
A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.
A: Aerospace component assembly, Marine equipment construction, Lightweight automotive sub-assemblies, General industrial machinery fastening.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||